An anonymous reader writes: A number of early Apple Watch adopters have complained that their tattoos cause interference with many of the new product’s key features. According to multiple tattooed sources, inked wrists and hands can disrupt communication with the wearable’s sensors installed in the underside of the device leading to malfunction. Owners of Apple Watch have taken to social media to voice their frustration using the hashtag #tattoogate and sharing their disappointment over the newly discovered Apple flaw. One user reported that the Watch’s lock system did not disable as it should when the device was placed on a decorated area of skin – forcing those affected to constantly enter their security pins. A further source suggested that notification alerts would fail to ‘ping’ as they are supposed to, and that heart rate monitoring differed significantly between tattooed and non-tattooed wrist readings. Read more of this story at Slashdot.